Effect of Body Condition Score at Calving on Ovarain Activity and Subsequent Reproductive Characteristics during Postpartum Period in Crossbred Cows تأثیر حالة الجسم عند الولادة على النشاط المبیضى والخصائص التناسلیة اثناء فترة مابعد الولادة فى الأبقار الخلیطة
نویسندگان
چکیده
منابع مشابه
influence of body condition score at calving on postpartum reproductive performance in dairy cows
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متن کاملRelationship between body condition score at calving and reproductive performance in young postpartum cows grazing native range.
Body condition score is used as a management tool to predict competency of reproduction in beef cows. Therefore, a retrospective study was performed to evaluate association of BCS at calving with subsequent pregnancy rate, days to first postpartum ovulation, nutrient status (assessed by blood metabolites), and calf BW change in 2- and 3-yr-old cows (n = 351) managed and selected to fit their en...
متن کاملInfluence of Body Condition Score on Yield and Composition of Milk in Crossbred Dairy Cows
The study was carried out for a period of 150 days on 120 Holstein Friesian crossbred dairy cows between mid to late lactation to quantify the influence of body condition score (BCS) on yield and composition of milk. Total 12 dairy farms having same housing systems and holding at least 20 crossbred dairy cows per farm between mid to late lactation were selected for this study purposes. BCS of i...
متن کاملInfluence of body condition at calving and postpartum nutrition on endocrine function and reproductive performance of primiparous beef cows.
The influences of body condition score (BCS) at calving and postpartum nutrition on endocrine and ovarian functions, and reproductive performance, were determined by randomly allocating thin (mean BCS = 4.4 +/- 0.1) or moderate condition (mean BCS = 5.1 +/- 0.1) Angus x Hereford primiparous cows to receive one of two nutritional treatments after calving. Cows were fed to gain either 0.45 kg/d (...
متن کاملFactors Affecting Body Condition Score and Its Relationship with Productiveand Reproductive Performances of Holstein Cows
The objective of the present study was to determine factors affecting body condition score (BCS) and its association with productive and reproductive performances in Holstein cows. Mixed model analysis was performed on monthly records of BCS from April 2006 to July 2012 comprising 34666 records from 3134 dairy cows in a large commercial dairy herd under arid climatic conditions of Isfahan in Ir...
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ژورنال
عنوان ژورنال: Journal of Animal and Poultry Production
سال: 2020
ISSN: 2090-3723
DOI: 10.21608/jappmu.2020.106503